title: Disodium cromoglycate in vernal catarrh.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use*; D004311:Double-Blind Method; D006801:Humans; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*
chemical_list: D004205:Cromolyn Sodium